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path: root/drivers/led/issi/is31fl3741.c
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Diffstat (limited to 'drivers/led/issi/is31fl3741.c')
-rw-r--r--drivers/led/issi/is31fl3741.c10
1 files changed, 9 insertions, 1 deletions
diff --git a/drivers/led/issi/is31fl3741.c b/drivers/led/issi/is31fl3741.c
index 24a273514e..5084f3b9fc 100644
--- a/drivers/led/issi/is31fl3741.c
+++ b/drivers/led/issi/is31fl3741.c
@@ -61,6 +61,14 @@
# define ISSI_PERSISTENCE 0
#endif
+#ifndef ISSI_SWPULLUP
+# define ISSI_SWPULLUP PUR_32KR
+#endif
+
+#ifndef ISSI_CSPULLUP
+# define ISSI_CSPULLUP PUR_32KR
+#endif
+
#define ISSI_MAX_LEDS 351
// Transfer buffer for TWITransmitData()
@@ -157,7 +165,7 @@ void IS31FL3741_init(uint8_t addr) {
// Set Golbal Current Control Register
IS31FL3741_write_register(addr, ISSI_REG_GLOBALCURRENT, 0xFF);
// Set Pull up & Down for SWx CSy
- IS31FL3741_write_register(addr, ISSI_REG_PULLDOWNUP, 0x77);
+ IS31FL3741_write_register(addr, ISSI_REG_PULLDOWNUP, ((ISSI_CSPULLUP << 4) | ISSI_SWPULLUP));
// IS31FL3741_update_led_scaling_registers(addr, 0xFF, 0xFF, 0xFF);